var uebergabe=''
var uebergabeZeit='undefiniert'
var tmp = ''
var tmp_s= 'usmenu1'
var oc = '0'
var oc_s = '0'

function oeffnen(URL,id){

	if (id=='' && oc==1){
		close(tmp_s);
		close(tmp);
		oc = '0'
		oc_s = '0' 
    		parent.main.location=URL;
    	} else if (id=='' && oc==0) {
     		parent.main.location=URL;
    
	} else if (oc==1 && tmp==id) {
		close(tmp_s);
		close(tmp);
		oc = '0'
		oc_s = '0'  
	} else if (oc==0 && tmp=='') {
		open(id);
		tmp = id
		oc = '1'
	} else {
		close(tmp_s);
		close(tmp);
		open(id);
		tmp = id
		oc = 1
	} }

function usmenu(URL,id){

	if (id=='' && oc_s==1){
		close(tmp_s);
		oc_s = '0' 
    		parent.main.location=URL;
    	} else if (id=='' && oc_s==0) {
     		parent.main.location=URL;
    
	} else if (oc_s==1 && tmp_s==id) {
		close(tmp_s);
		oc_s = '0'  
	} else if (oc_s==0 && tmp_s=='') {
		open(id);
		tmp_s = id
		oc_s = '1'
	} else {
		close(tmp_s);
		open(id);
		tmp_s = id
		oc_s = 1
	} }



			 

function open(id) 
{

	  	if (document.getElementById) {
		  document.getElementById(id).style.display='block';
		} else if (document.all) {
		  document.all[id].style.display='block';
		} else if (document.layers) {
		  document.layers[id].display='block';
		} 
} 

function close(id) 
{

	    if (document.getElementById) {
		  document.getElementById(id).style.display='none';
		} else if (document.all) {
		  document.all[id].style.display='none';
		} else if (document.layers) {
		  document.layers[id].display='none';
		} 
}